Nike mercurial vapor cr7 df sg football boots junior the nike mercurial vapor cr7 df sg football boots are designed for youngsters wanting explosive speed like that superstar himself the boots feature a dynamic fit ankle collar that provide a locked in feel and support the foot when moving around the pitch soft ground studs make the boots suitable for wearing on we muddy pitches nike swoosh branding feature on the front of the trainers along with mercurial branding on the heel and cr7 bra